|
|
A012854
|
|
Numerators of coefficients in Taylor series expansion of log(cosec(x)*log(x+1)).
|
|
1
|
|
|
0, -1, 3, -1, 89, -19, 61, -751, 214157, -2857, 2440391, -434293, 4786462007, -8181904909, 1166310802697, -5044289, 1618597982932877, -5026792806787, 3508902074919929, -69028763155644023, 739712409650680415009, -1022779523247467, 133929790442712217763, -750218743980105669781, 129849827600028451700919961
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
0,3
|
|
LINKS
|
|
|
EXAMPLE
|
-1/2*x+3/8*x^2-1/8*x^3+89/960*x^4-19/288*x^5+61/1152*x^6-751/17280*x^7+214157/5806080*x^8-
2857/89600*x^9+2440391/87091200*x^10 +...
|
|
MAPLE
|
t1:=log(csc(x)*log(x+1));
t2:=series(t1, x, 30);
t3:=seriestolist(t2);
t4:=map(numer, t3); t5:=map(denom, t3); lprint(t2);
|
|
CROSSREFS
|
|
|
KEYWORD
|
sign,frac
|
|
AUTHOR
|
Patrick Demichel (patrick.demichel(AT)hp.com)
|
|
EXTENSIONS
|
Corrected by N. J. A. Sloane, Dec 18 2011, based on discussions on the Sequence Fans Mailing List, Dec 13-17 2011.
|
|
STATUS
|
approved
|
|
|
|